Curtis, F.A., Malay, A.D., Trotter, A.J., Wilson, L.A., Barradell-Black, M.M., Bowers, L.Y., Reed, P., Hillyar, C.R.T., Yeo, R.P., Sanderson, J.M., Heddle, J.G., Sharples, G.J., "Phage Orf family recombinases: conservation of activities and involvement of the central channel in DNA binding", PLoS ONE, 2014